<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    /* ===========================================================<a name="line.1"></a>
<FONT color="green">002</FONT>     * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<FONT color="green">003</FONT>     * ===========================================================<a name="line.3"></a>
<FONT color="green">004</FONT>     *<a name="line.4"></a>
<FONT color="green">005</FONT>     * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<FONT color="green">006</FONT>     *<a name="line.6"></a>
<FONT color="green">007</FONT>     * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<FONT color="green">010</FONT>     * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<FONT color="green">011</FONT>     * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<FONT color="green">012</FONT>     * (at your option) any later version.<a name="line.12"></a>
<FONT color="green">013</FONT>     *<a name="line.13"></a>
<FONT color="green">014</FONT>     * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<FONT color="green">015</FONT>     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<FONT color="green">016</FONT>     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<FONT color="green">017</FONT>     * License for more details.<a name="line.17"></a>
<FONT color="green">018</FONT>     *<a name="line.18"></a>
<FONT color="green">019</FONT>     * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<FONT color="green">020</FONT>     * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<FONT color="green">021</FONT>     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<FONT color="green">022</FONT>     * USA.<a name="line.22"></a>
<FONT color="green">023</FONT>     *<a name="line.23"></a>
<FONT color="green">024</FONT>     * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<FONT color="green">025</FONT>     * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<FONT color="green">026</FONT>     *<a name="line.26"></a>
<FONT color="green">027</FONT>     * -------------------<a name="line.27"></a>
<FONT color="green">028</FONT>     * BlockContainer.java<a name="line.28"></a>
<FONT color="green">029</FONT>     * -------------------<a name="line.29"></a>
<FONT color="green">030</FONT>     * (C) Copyright 2004-2008, by Object Refinery Limited.<a name="line.30"></a>
<FONT color="green">031</FONT>     *<a name="line.31"></a>
<FONT color="green">032</FONT>     * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
<FONT color="green">033</FONT>     * Contributor(s):   -;<a name="line.33"></a>
<FONT color="green">034</FONT>     *<a name="line.34"></a>
<FONT color="green">035</FONT>     * Changes:<a name="line.35"></a>
<FONT color="green">036</FONT>     * --------<a name="line.36"></a>
<FONT color="green">037</FONT>     * 22-Oct-2004 : Version 1 (DG);<a name="line.37"></a>
<FONT color="green">038</FONT>     * 02-Feb-2005 : Added isEmpty() method (DG);<a name="line.38"></a>
<FONT color="green">039</FONT>     * 04-Feb-2005 : Added equals(), clone() and implemented Serializable (DG);<a name="line.39"></a>
<FONT color="green">040</FONT>     * 08-Feb-2005 : Updated for changes in RectangleConstraint (DG);<a name="line.40"></a>
<FONT color="green">041</FONT>     * 20-Apr-2005 : Added new draw() method (DG);<a name="line.41"></a>
<FONT color="green">042</FONT>     * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.42"></a>
<FONT color="green">043</FONT>     * 20-Jul-2006 : Perform translation directly on drawing area, not via<a name="line.43"></a>
<FONT color="green">044</FONT>     *               Graphics2D (DG);<a name="line.44"></a>
<FONT color="green">045</FONT>     *<a name="line.45"></a>
<FONT color="green">046</FONT>     */<a name="line.46"></a>
<FONT color="green">047</FONT>    <a name="line.47"></a>
<FONT color="green">048</FONT>    package org.jfree.chart.block;<a name="line.48"></a>
<FONT color="green">049</FONT>    <a name="line.49"></a>
<FONT color="green">050</FONT>    import java.awt.Graphics2D;<a name="line.50"></a>
<FONT color="green">051</FONT>    import java.awt.geom.Rectangle2D;<a name="line.51"></a>
<FONT color="green">052</FONT>    import java.io.Serializable;<a name="line.52"></a>
<FONT color="green">053</FONT>    import java.util.ArrayList;<a name="line.53"></a>
<FONT color="green">054</FONT>    import java.util.Collections;<a name="line.54"></a>
<FONT color="green">055</FONT>    import java.util.Iterator;<a name="line.55"></a>
<FONT color="green">056</FONT>    import java.util.List;<a name="line.56"></a>
<FONT color="green">057</FONT>    <a name="line.57"></a>
<FONT color="green">058</FONT>    import org.jfree.chart.entity.EntityCollection;<a name="line.58"></a>
<FONT color="green">059</FONT>    import org.jfree.chart.entity.StandardEntityCollection;<a name="line.59"></a>
<FONT color="green">060</FONT>    import org.jfree.ui.Size2D;<a name="line.60"></a>
<FONT color="green">061</FONT>    import org.jfree.util.PublicCloneable;<a name="line.61"></a>
<FONT color="green">062</FONT>    <a name="line.62"></a>
<FONT color="green">063</FONT>    /**<a name="line.63"></a>
<FONT color="green">064</FONT>     * A container for a collection of {@link Block} objects.  The container uses<a name="line.64"></a>
<FONT color="green">065</FONT>     * an {@link Arrangement} object to handle the position of each block.<a name="line.65"></a>
<FONT color="green">066</FONT>     */<a name="line.66"></a>
<FONT color="green">067</FONT>    public class BlockContainer extends AbstractBlock<a name="line.67"></a>
<FONT color="green">068</FONT>            implements Block, Cloneable, PublicCloneable, Serializable {<a name="line.68"></a>
<FONT color="green">069</FONT>    <a name="line.69"></a>
<FONT color="green">070</FONT>        /** For serialization. */<a name="line.70"></a>
<FONT color="green">071</FONT>        private static final long serialVersionUID = 8199508075695195293L;<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>
<FONT color="green">073</FONT>        /** The blocks within the container. */<a name="line.73"></a>
<FONT color="green">074</FONT>        private List blocks;<a name="line.74"></a>
<FONT color="green">075</FONT>    <a name="line.75"></a>
<FONT color="green">076</FONT>        /** The object responsible for laying out the blocks. */<a name="line.76"></a>
<FONT color="green">077</FONT>        private Arrangement arrangement;<a name="line.77"></a>
<FONT color="green">078</FONT>    <a name="line.78"></a>
<FONT color="green">079</FONT>        /**<a name="line.79"></a>
<FONT color="green">080</FONT>         * Creates a new instance with default settings.<a name="line.80"></a>
<FONT color="green">081</FONT>         */<a name="line.81"></a>
<FONT color="green">082</FONT>        public BlockContainer() {<a name="line.82"></a>
<FONT color="green">083</FONT>            this(new BorderArrangement());<a name="line.83"></a>
<FONT color="green">084</FONT>        }<a name="line.84"></a>
<FONT color="green">085</FONT>    <a name="line.85"></a>
<FONT color="green">086</FONT>        /**<a name="line.86"></a>
<FONT color="green">087</FONT>         * Creates a new instance with the specified arrangement.<a name="line.87"></a>
<FONT color="green">088</FONT>         *<a name="line.88"></a>
<FONT color="green">089</FONT>         * @param arrangement  the arrangement manager (&lt;code&gt;null&lt;/code&gt; not<a name="line.89"></a>
<FONT color="green">090</FONT>         *                     permitted).<a name="line.90"></a>
<FONT color="green">091</FONT>         */<a name="line.91"></a>
<FONT color="green">092</FONT>        public BlockContainer(Arrangement arrangement) {<a name="line.92"></a>
<FONT color="green">093</FONT>            if (arrangement == null) {<a name="line.93"></a>
<FONT color="green">094</FONT>                throw new IllegalArgumentException("Null 'arrangement' argument.");<a name="line.94"></a>
<FONT color="green">095</FONT>            }<a name="line.95"></a>
<FONT color="green">096</FONT>            this.arrangement = arrangement;<a name="line.96"></a>
<FONT color="green">097</FONT>            this.blocks = new ArrayList();<a name="line.97"></a>
<FONT color="green">098</FONT>        }<a name="line.98"></a>
<FONT color="green">099</FONT>    <a name="line.99"></a>
<FONT color="green">100</FONT>        /**<a name="line.100"></a>
<FONT color="green">101</FONT>         * Returns the arrangement (layout) manager for the container.<a name="line.101"></a>
<FONT color="green">102</FONT>         *<a name="line.102"></a>
<FONT color="green">103</FONT>         * @return The arrangement manager (never &lt;code&gt;null&lt;/code&gt;).<a name="line.103"></a>
<FONT color="green">104</FONT>         */<a name="line.104"></a>
<FONT color="green">105</FONT>        public Arrangement getArrangement() {<a name="line.105"></a>
<FONT color="green">106</FONT>            return this.arrangement;<a name="line.106"></a>
<FONT color="green">107</FONT>        }<a name="line.107"></a>
<FONT color="green">108</FONT>    <a name="line.108"></a>
<FONT color="green">109</FONT>        /**<a name="line.109"></a>
<FONT color="green">110</FONT>         * Sets the arrangement (layout) manager.<a name="line.110"></a>
<FONT color="green">111</FONT>         *<a name="line.111"></a>
<FONT color="green">112</FONT>         * @param arrangement  the arrangement (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.112"></a>
<FONT color="green">113</FONT>         */<a name="line.113"></a>
<FONT color="green">114</FONT>        public void setArrangement(Arrangement arrangement) {<a name="line.114"></a>
<FONT color="green">115</FONT>            if (arrangement == null) {<a name="line.115"></a>
<FONT color="green">116</FONT>                throw new IllegalArgumentException("Null 'arrangement' argument.");<a name="line.116"></a>
<FONT color="green">117</FONT>            }<a name="line.117"></a>
<FONT color="green">118</FONT>            this.arrangement = arrangement;<a name="line.118"></a>
<FONT color="green">119</FONT>        }<a name="line.119"></a>
<FONT color="green">120</FONT>    <a name="line.120"></a>
<FONT color="green">121</FONT>        /**<a name="line.121"></a>
<FONT color="green">122</FONT>         * Returns &lt;code&gt;true&lt;/code&gt; if there are no blocks in the container, and<a name="line.122"></a>
<FONT color="green">123</FONT>         * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.123"></a>
<FONT color="green">124</FONT>         *<a name="line.124"></a>
<FONT color="green">125</FONT>         * @return A boolean.<a name="line.125"></a>
<FONT color="green">126</FONT>         */<a name="line.126"></a>
<FONT color="green">127</FONT>        public boolean isEmpty() {<a name="line.127"></a>
<FONT color="green">128</FONT>            return this.blocks.isEmpty();<a name="line.128"></a>
<FONT color="green">129</FONT>        }<a name="line.129"></a>
<FONT color="green">130</FONT>    <a name="line.130"></a>
<FONT color="green">131</FONT>        /**<a name="line.131"></a>
<FONT color="green">132</FONT>         * Returns an unmodifiable list of the {@link Block} objects managed by<a name="line.132"></a>
<FONT color="green">133</FONT>         * this arrangement.<a name="line.133"></a>
<FONT color="green">134</FONT>         *<a name="line.134"></a>
<FONT color="green">135</FONT>         * @return A list of blocks.<a name="line.135"></a>
<FONT color="green">136</FONT>         */<a name="line.136"></a>
<FONT color="green">137</FONT>        public List getBlocks() {<a name="line.137"></a>
<FONT color="green">138</FONT>            return Collections.unmodifiableList(this.blocks);<a name="line.138"></a>
<FONT color="green">139</FONT>        }<a name="line.139"></a>
<FONT color="green">140</FONT>    <a name="line.140"></a>
<FONT color="green">141</FONT>        /**<a name="line.141"></a>
<FONT color="green">142</FONT>         * Adds a block to the container.<a name="line.142"></a>
<FONT color="green">143</FONT>         *<a name="line.143"></a>
<FONT color="green">144</FONT>         * @param block  the block (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.144"></a>
<FONT color="green">145</FONT>         */<a name="line.145"></a>
<FONT color="green">146</FONT>        public void add(Block block) {<a name="line.146"></a>
<FONT color="green">147</FONT>            add(block, null);<a name="line.147"></a>
<FONT color="green">148</FONT>        }<a name="line.148"></a>
<FONT color="green">149</FONT>    <a name="line.149"></a>
<FONT color="green">150</FONT>        /**<a name="line.150"></a>
<FONT color="green">151</FONT>         * Adds a block to the container.<a name="line.151"></a>
<FONT color="green">152</FONT>         *<a name="line.152"></a>
<FONT color="green">153</FONT>         * @param block  the block (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.153"></a>
<FONT color="green">154</FONT>         * @param key  the key (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.154"></a>
<FONT color="green">155</FONT>         */<a name="line.155"></a>
<FONT color="green">156</FONT>        public void add(Block block, Object key) {<a name="line.156"></a>
<FONT color="green">157</FONT>            this.blocks.add(block);<a name="line.157"></a>
<FONT color="green">158</FONT>            this.arrangement.add(block, key);<a name="line.158"></a>
<FONT color="green">159</FONT>        }<a name="line.159"></a>
<FONT color="green">160</FONT>    <a name="line.160"></a>
<FONT color="green">161</FONT>        /**<a name="line.161"></a>
<FONT color="green">162</FONT>         * Clears all the blocks from the container.<a name="line.162"></a>
<FONT color="green">163</FONT>         */<a name="line.163"></a>
<FONT color="green">164</FONT>        public void clear() {<a name="line.164"></a>
<FONT color="green">165</FONT>            this.blocks.clear();<a name="line.165"></a>
<FONT color="green">166</FONT>            this.arrangement.clear();<a name="line.166"></a>
<FONT color="green">167</FONT>        }<a name="line.167"></a>
<FONT color="green">168</FONT>    <a name="line.168"></a>
<FONT color="green">169</FONT>        /**<a name="line.169"></a>
<FONT color="green">170</FONT>         * Arranges the contents of the block, within the given constraints, and<a name="line.170"></a>
<FONT color="green">171</FONT>         * returns the block size.<a name="line.171"></a>
<FONT color="green">172</FONT>         *<a name="line.172"></a>
<FONT color="green">173</FONT>         * @param g2  the graphics device.<a name="line.173"></a>
<FONT color="green">174</FONT>         * @param constraint  the constraint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.174"></a>
<FONT color="green">175</FONT>         *<a name="line.175"></a>
<FONT color="green">176</FONT>         * @return The block size (in Java2D units, never &lt;code&gt;null&lt;/code&gt;).<a name="line.176"></a>
<FONT color="green">177</FONT>         */<a name="line.177"></a>
<FONT color="green">178</FONT>        public Size2D arrange(Graphics2D g2, RectangleConstraint constraint) {<a name="line.178"></a>
<FONT color="green">179</FONT>            return this.arrangement.arrange(this, g2, constraint);<a name="line.179"></a>
<FONT color="green">180</FONT>        }<a name="line.180"></a>
<FONT color="green">181</FONT>    <a name="line.181"></a>
<FONT color="green">182</FONT>        /**<a name="line.182"></a>
<FONT color="green">183</FONT>         * Draws the container and all the blocks within it.<a name="line.183"></a>
<FONT color="green">184</FONT>         *<a name="line.184"></a>
<FONT color="green">185</FONT>         * @param g2  the graphics device.<a name="line.185"></a>
<FONT color="green">186</FONT>         * @param area  the area.<a name="line.186"></a>
<FONT color="green">187</FONT>         */<a name="line.187"></a>
<FONT color="green">188</FONT>        public void draw(Graphics2D g2, Rectangle2D area) {<a name="line.188"></a>
<FONT color="green">189</FONT>            draw(g2, area, null);<a name="line.189"></a>
<FONT color="green">190</FONT>        }<a name="line.190"></a>
<FONT color="green">191</FONT>    <a name="line.191"></a>
<FONT color="green">192</FONT>        /**<a name="line.192"></a>
<FONT color="green">193</FONT>         * Draws the block within the specified area.<a name="line.193"></a>
<FONT color="green">194</FONT>         *<a name="line.194"></a>
<FONT color="green">195</FONT>         * @param g2  the graphics device.<a name="line.195"></a>
<FONT color="green">196</FONT>         * @param area  the area.<a name="line.196"></a>
<FONT color="green">197</FONT>         * @param params  passed on to blocks within the container<a name="line.197"></a>
<FONT color="green">198</FONT>         *                (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.198"></a>
<FONT color="green">199</FONT>         *<a name="line.199"></a>
<FONT color="green">200</FONT>         * @return An instance of {@link EntityBlockResult}, or &lt;code&gt;null&lt;/code&gt;.<a name="line.200"></a>
<FONT color="green">201</FONT>         */<a name="line.201"></a>
<FONT color="green">202</FONT>        public Object draw(Graphics2D g2, Rectangle2D area, Object params) {<a name="line.202"></a>
<FONT color="green">203</FONT>            // check if we need to collect chart entities from the container<a name="line.203"></a>
<FONT color="green">204</FONT>            EntityBlockParams ebp = null;<a name="line.204"></a>
<FONT color="green">205</FONT>            StandardEntityCollection sec = null;<a name="line.205"></a>
<FONT color="green">206</FONT>            if (params instanceof EntityBlockParams) {<a name="line.206"></a>
<FONT color="green">207</FONT>                ebp = (EntityBlockParams) params;<a name="line.207"></a>
<FONT color="green">208</FONT>                if (ebp.getGenerateEntities()) {<a name="line.208"></a>
<FONT color="green">209</FONT>                    sec = new StandardEntityCollection();<a name="line.209"></a>
<FONT color="green">210</FONT>                }<a name="line.210"></a>
<FONT color="green">211</FONT>            }<a name="line.211"></a>
<FONT color="green">212</FONT>            Rectangle2D contentArea = (Rectangle2D) area.clone();<a name="line.212"></a>
<FONT color="green">213</FONT>            contentArea = trimMargin(contentArea);<a name="line.213"></a>
<FONT color="green">214</FONT>            drawBorder(g2, contentArea);<a name="line.214"></a>
<FONT color="green">215</FONT>            contentArea = trimBorder(contentArea);<a name="line.215"></a>
<FONT color="green">216</FONT>            contentArea = trimPadding(contentArea);<a name="line.216"></a>
<FONT color="green">217</FONT>            Iterator iterator = this.blocks.iterator();<a name="line.217"></a>
<FONT color="green">218</FONT>            while (iterator.hasNext()) {<a name="line.218"></a>
<FONT color="green">219</FONT>                Block block = (Block) iterator.next();<a name="line.219"></a>
<FONT color="green">220</FONT>                Rectangle2D bounds = block.getBounds();<a name="line.220"></a>
<FONT color="green">221</FONT>                Rectangle2D drawArea = new Rectangle2D.Double(bounds.getX()<a name="line.221"></a>
<FONT color="green">222</FONT>                        + area.getX(), bounds.getY() + area.getY(),<a name="line.222"></a>
<FONT color="green">223</FONT>                        bounds.getWidth(), bounds.getHeight());<a name="line.223"></a>
<FONT color="green">224</FONT>                Object r = block.draw(g2, drawArea, params);<a name="line.224"></a>
<FONT color="green">225</FONT>                if (sec != null) {<a name="line.225"></a>
<FONT color="green">226</FONT>                    if (r instanceof EntityBlockResult) {<a name="line.226"></a>
<FONT color="green">227</FONT>                        EntityBlockResult ebr = (EntityBlockResult) r;<a name="line.227"></a>
<FONT color="green">228</FONT>                        EntityCollection ec = ebr.getEntityCollection();<a name="line.228"></a>
<FONT color="green">229</FONT>                        sec.addAll(ec);<a name="line.229"></a>
<FONT color="green">230</FONT>                    }<a name="line.230"></a>
<FONT color="green">231</FONT>                }<a name="line.231"></a>
<FONT color="green">232</FONT>            }<a name="line.232"></a>
<FONT color="green">233</FONT>            BlockResult result = null;<a name="line.233"></a>
<FONT color="green">234</FONT>            if (sec != null) {<a name="line.234"></a>
<FONT color="green">235</FONT>                result = new BlockResult();<a name="line.235"></a>
<FONT color="green">236</FONT>                result.setEntityCollection(sec);<a name="line.236"></a>
<FONT color="green">237</FONT>            }<a name="line.237"></a>
<FONT color="green">238</FONT>            return result;<a name="line.238"></a>
<FONT color="green">239</FONT>        }<a name="line.239"></a>
<FONT color="green">240</FONT>    <a name="line.240"></a>
<FONT color="green">241</FONT>        /**<a name="line.241"></a>
<FONT color="green">242</FONT>         * Tests this container for equality with an arbitrary object.<a name="line.242"></a>
<FONT color="green">243</FONT>         *<a name="line.243"></a>
<FONT color="green">244</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.244"></a>
<FONT color="green">245</FONT>         *<a name="line.245"></a>
<FONT color="green">246</FONT>         * @return A boolean.<a name="line.246"></a>
<FONT color="green">247</FONT>         */<a name="line.247"></a>
<FONT color="green">248</FONT>        public boolean equals(Object obj) {<a name="line.248"></a>
<FONT color="green">249</FONT>            if (obj == this) {<a name="line.249"></a>
<FONT color="green">250</FONT>                return true;<a name="line.250"></a>
<FONT color="green">251</FONT>            }<a name="line.251"></a>
<FONT color="green">252</FONT>            if (!(obj instanceof BlockContainer)) {<a name="line.252"></a>
<FONT color="green">253</FONT>                return false;<a name="line.253"></a>
<FONT color="green">254</FONT>            }<a name="line.254"></a>
<FONT color="green">255</FONT>            if (!super.equals(obj)) {<a name="line.255"></a>
<FONT color="green">256</FONT>                return false;<a name="line.256"></a>
<FONT color="green">257</FONT>            }<a name="line.257"></a>
<FONT color="green">258</FONT>            BlockContainer that = (BlockContainer) obj;<a name="line.258"></a>
<FONT color="green">259</FONT>            if (!this.arrangement.equals(that.arrangement)) {<a name="line.259"></a>
<FONT color="green">260</FONT>                return false;<a name="line.260"></a>
<FONT color="green">261</FONT>            }<a name="line.261"></a>
<FONT color="green">262</FONT>            if (!this.blocks.equals(that.blocks)) {<a name="line.262"></a>
<FONT color="green">263</FONT>                return false;<a name="line.263"></a>
<FONT color="green">264</FONT>            }<a name="line.264"></a>
<FONT color="green">265</FONT>            return true;<a name="line.265"></a>
<FONT color="green">266</FONT>        }<a name="line.266"></a>
<FONT color="green">267</FONT>    <a name="line.267"></a>
<FONT color="green">268</FONT>        /**<a name="line.268"></a>
<FONT color="green">269</FONT>         * Returns a clone of the container.<a name="line.269"></a>
<FONT color="green">270</FONT>         *<a name="line.270"></a>
<FONT color="green">271</FONT>         * @return A clone.<a name="line.271"></a>
<FONT color="green">272</FONT>         *<a name="line.272"></a>
<FONT color="green">273</FONT>         * @throws CloneNotSupportedException if there is a problem cloning.<a name="line.273"></a>
<FONT color="green">274</FONT>         */<a name="line.274"></a>
<FONT color="green">275</FONT>        public Object clone() throws CloneNotSupportedException {<a name="line.275"></a>
<FONT color="green">276</FONT>            BlockContainer clone = (BlockContainer) super.clone();<a name="line.276"></a>
<FONT color="green">277</FONT>            // TODO : complete this<a name="line.277"></a>
<FONT color="green">278</FONT>            return clone;<a name="line.278"></a>
<FONT color="green">279</FONT>        }<a name="line.279"></a>
<FONT color="green">280</FONT>    <a name="line.280"></a>
<FONT color="green">281</FONT>    }<a name="line.281"></a>




























































</PRE>
</BODY>
</HTML>
